removed control characters from source code

thomasballinger · thomasballinger · commit 2b8d8a4113da · 2014-02-28T11:07:17.000-05:00
diff --git a/bpython/curtsiesfrontend/manual_readline.py b/bpython/curtsiesfrontend/manual_readline.py
@@ -20,40 +20,38 @@ def add_to_char_sequences(func):
         return func
     return add_to_char_sequences
 
-@on('[D')
-@on('')
-@on(chr(2))
+@on('\x1b[D')
+@on('\x02')
 @on('KEY_LEFT')
 def left_arrow(cursor_offset, line):
     return max(0, cursor_offset - 1), line
 
-@on('[C')
-@on('')
-@on(chr(6))
+@on('\x1b[C')
+@on('\x06')
 @on('KEY_RIGHT')
 def right_arrow(cursor_offset, line):
     return min(len(line), cursor_offset + 1), line
 
-@on('')
+@on('\x01')
 @on('KEY_HOME')
 def beginning_of_line(cursor_offset, line):
     return 0, line
 
-@on('')
+@on('\x05')
 @on('KEY_END')
 def end_of_line(cursor_offset, line):
     return len(line), line
 
-@on('f')
-@on('l')
+@on('\x1bf')
+@on('\x1bl')
 @on('\x1bOC')
 def forward_word(cursor_offset, line):
     patt = r"\S\s"
     match = re.search(patt, line[cursor_offset:]+' ')
     delta = match.end() - 1 if match else 0
     return (cursor_offset + delta, line)
 
-@on('b')
+@on('\x1bb')
 @on('\x1bOD')
 @on('\x1bB')
 def back_word(cursor_offset, line):
@@ -66,14 +64,14 @@ def last_word_pos(string):
     index = match and len(string) - match.end() + 1
     return index or 0
 
-@on('[3~')
+@on('\x1b[3~')
 @on('KEY_DC')
 def delete(cursor_offset, line):
     return (cursor_offset,
             line[:cursor_offset] + line[cursor_offset+1:])
 
-@on('')
-@on('')
+@on('\x08')
+@on('\x7f')
 @on('KEY_BACKSPACE')
 def backspace(cursor_offset, line):
     if cursor_offset == 0:
@@ -85,54 +83,54 @@ def backspace(cursor_offset, line):
     return (cursor_offset - 1,
             line[:cursor_offset - 1] + line[cursor_offset:])
 
-@on('')
+@on('\x15')
 def delete_from_cursor_back(cursor_offset, line):
     return 0, line[cursor_offset:]
 
-@on('')
+@on('\x0b')
 def delete_from_cursor_forward(cursor_offset, line):
     return cursor_offset, line[:cursor_offset]
 
-@on('d') # option-d
+@on('\x1bd') # option-d
 def delete_rest_of_word(cursor_offset, line):
     m = re.search(r'\w\b', line[cursor_offset:])
     if not m:
         return cursor_offset, line
     return cursor_offset, line[:cursor_offset] + line[m.start()+cursor_offset+1:]
 
-@on('')
+@on('\x17')
 def delete_word_to_cursor(cursor_offset, line):
     matches = list(re.finditer(r'\s\S', line[:cursor_offset]))
     start = matches[-1].start()+1 if matches else 0
     return start, line[:start] + line[cursor_offset:]
 
-@on('y')
+@on('\x1by')
 def yank_prev_prev_killed_text(cursor_offset, line):
     raise NotImplementedError()
 
-@on('')
+@on('\x14')
 def transpose_character_before_cursor(cursor_offset, line):
     return (min(len(line), cursor_offset + 1),
             line[:cursor_offset-1] +
             (line[cursor_offset] if len(line) > cursor_offset else '') +
             line[cursor_offset - 1] +
             line[cursor_offset+1:])
 
-@on('t')
+@on('\x1bt')
 def transpose_word_before_cursor(cursor_offset, line):
     raise NotImplementedError()
 
 # bonus functions (not part of readline)
 
-@on('r')
+@on('\x1br')
 def delete_line(cursor_offset, line):
     return 0, ""
 
-@on('u')
+@on('\x1bu')
 def uppercase_next_word(cursor_offset, line):
     raise NotImplementedError()
 
-@on('c')
+@on('\x1bc')
 def titlecase_next_word(cursor_offset, line):
     raise NotImplementedError()
 
